all of the following are common problems with doors and frames except\nrot\nrust\nlow r - value\ndelaminated\…

all of the following are common problems with doors and frames except\nrot\nrust\nlow r - value\ndelaminated\nracked\nquestion 27\n1 pts\nall of the following may be signs of surface water penetration into basements and crawlspaces except\nwater on the floor\nefflorescence\nrot at the bottom of stair stringers\nwater marks on basement window glass\ncheck valves on floor drains
Answer
Answer:
(1) C. low R - value (2) E. check valves on floor drains